甲磺酸多沙唑嗪

Doxazosin Mesilate

多沙唑嗪雜質(zhì)A

 (2RS)-2,3-Dihydro-1,4-benzodioxine-2-carboxylic Acid

多沙唑嗪雜質(zhì)B

 1-[(2RS)-2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl] piperazine Hydrochloride 

多沙唑嗪雜質(zhì)C

 1,4-Bis(2,3-dihydro-1,4-benzodioxin- 2-ylcarbonyl) piperazine

多沙唑嗪雜質(zhì)D

 6,7-Dimethoxyquinazoline-2,4(1H,3H)-dione

多沙唑嗪雜質(zhì)E

2,4-Dichloro-6,7-dimethoxyquinazoline 

多沙唑嗪雜質(zhì)F

 2-Chloro-6,7-dimethoxyquinazolin-4-amine

多沙唑嗪雜質(zhì)G

 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 

多沙唑嗪雜質(zhì)H

 2,2'-(Piperazine-1,4-diyl)bis(6,7-dimethoxyquinazolin-4-amine)